package common.config;


import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

/**
 * @author lingdian
 */
@Configuration
public class CorsConfig {

    @Bean
    public CorsFilter corsFilter() {
        // 添加cors配置信息
        CorsConfiguration config = new CorsConfiguration();
        config.addAllowedOrigin("*");
        // 设置是否发送cookie信息
        config.setAllowCredentials(true);
        // 设置允许请求方式
        config.addAllowedMethod("*");
        // 设置允许的header
        config.addAllowedHeader("*");
        // 2.为url添加映射路径
        UrlBasedCorsConfigurationSource corsSource = new UrlBasedCorsConfigurationSource();
        corsSource.registerCorsConfiguration("/**", config);
        // 3.返回重新定义好的corsSource
        return new CorsFilter(corsSource);
    }
}
